/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package controller;

import hibernate.model.dao.KhachHangDAO;
import hibernate.pojo.Khachhang;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author Administrator
 */
@WebServlet(name = "changepasscontroller", urlPatterns = {"/changepasscontroller"})
public class changepasscontroller extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try 
        {
            HttpSession session = request.getSession();
            String action = request.getParameter("action");
            if(action.equals("changepassword"))
            {
                request.getRequestDispatcher("pagestile/changepassword.jsp").forward(request, response);
            }
            
            if(action.equals("changepass"))
            {
                String currentPass = request.getParameter("current_password");
                String newPass = request.getParameter("new_password");
                Khachhang customer = (Khachhang)session.getAttribute("KhachHang");
                String code = (String) request.getParameter("VerifyCode");
                String captcha = (String) session.getAttribute("captcha");
                String matKhauKhachHang = customer.getMatKhau();
                
                String maHoaMatKhauHienTai = KhachHangDAO.encryptPassword(currentPass);
                String maHoaMatKhauMoi = KhachHangDAO.encryptPassword(newPass);
                
                if(maHoaMatKhauHienTai.equals(matKhauKhachHang))
                {
                    if (captcha.equals(code)) 
                    {
                        customer.setMatKhau(maHoaMatKhauMoi);
                        boolean result = KhachHangDAO.updateCustomerInfo(customer);
                        if(result==true)
                        {
                            request.getRequestDispatcher("pagestile/changepasssuccess.jsp").forward(request, response);
                        }
                    }
                    else 
                    {
                        request.getRequestDispatcher("pagestile/changepassword.jsp").forward(request, response);
                    }
                }
                else
                {
                    request.getRequestDispatcher("pagestile/changepassword.jsp").forward(request, response);
                }
            }
        } finally {            
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
